Month: November 2018

Introduction to data comunication

Data Communications: Components, protocols Components   Objective  :  i.      Differentiate between data and signals ii.      To name various components of a communication system iii.      To describe the characteristics of the effective communication iv.      To differentiate between protocol and standard v.      To know various standards organization Data Vs Signals Data is considered to be […]

Components of a computer communication

Components of a computer communication   To communicate, we need at least two parties one known as the sender and another who will listen or technically called as receiver. Even when we human talk face-to-face to each other our voice travels through air before it strikes the listener’s ear diaphragms. Well, this is not all […]

Characteristics of Data Communication and Data Representation

Characteristics of Data Communication The effectiveness of a data communications system depends on following four fundamental characteristics. I. Delivery :- The system must deliver data to the correct destination. Data must be received by the intended device or user and only by that device or user. For this purpose the destination address must be assigned for […]

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